MRCOOL® Do-It-Yourself 3rd Generation Energy Star DIY®

The MrCool DIY Ductless Mini Split makes a space that’s unlivable in the summer or winter into a comfortable refuge no matter the season.

The only ductless air conditioning and heating unit that is easy to install for thousands less than a conventional HVAC system. MRCOOL DIY® even adjusts the temperature to the perfect degree wherever you are in your room.

Quick-Connect® Pre-Charged Line Set:

Kink Resistant for Easier Bending During Installation

100% Accurately Precharged R410A Refrigerant

Standard lengths of 16ft and 25ft can be combined using Optional DIY® Couplers for longer lengths

Simple to Use, Leak Proof, and Screw-on Quick Connect Valves do not require vacuuming

Quicker Installation than Conventional Line Sets

Strong UV Protective Insulation provides extra protection against sun damage, weather erosion, or destruction from animals or insects

Need an Option for Multiple Rooms?

Check out the NEW MRCOOL DIY® Multi-Zone Systems